Finding the Fourth Proportional to 49,476,926.08, 68,275,852.32 and 27,450,191.44
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Solution
The fourth proportional to 49,476,926.08, 68,275,852.32 and 27,450,191.44 is: 37,879,984.98
Step by Step Solution
- Step 1: Write the proportion equation
49,476,926.08 : 68,275,852.32 = 27,450,191.44 : x - Step 2: Convert to fraction form
49,476,926.08/68,275,852.32 = 27,450,191.44/x - Step 3: Cross multiply
49,476,926.08x = 68,275,852.32 × 27,450,191.44 - Step 4: Simplify right side
49,476,926.08x = 1,874,185,216,913,168 - Step 5: Solve for x
x = 1,874,185,216,913,168/49,476,926.08 - Step 6: Final answer
x = 37,879,984.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.